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1da177e4 | 1 | /* |
a09e64fb | 2 | * arch/arm/plat-omap/include/mach/cpu.h |
1da177e4 LT |
3 | * |
4 | * OMAP cpu type detection | |
5 | * | |
097c584c | 6 | * Copyright (C) 2004, 2008 Nokia Corporation |
1da177e4 | 7 | * |
44169075 SS |
8 | * Copyright (C) 2009 Texas Instruments. |
9 | * | |
1da177e4 LT |
10 | * Written by Tony Lindgren <tony.lindgren@nokia.com> |
11 | * | |
44169075 SS |
12 | * Added OMAP4 specific defines - Santosh Shilimkar<santosh.shilimkar@ti.com> |
13 | * | |
1da177e4 LT |
14 | * This program is free software; you can redistribute it and/or modify |
15 | * it under the terms of the GNU General Public License as published by | |
16 | * the Free Software Foundation; either version 2 of the License, or | |
17 | * (at your option) any later version. | |
18 | * | |
19 | * This program is distributed in the hope that it will be useful, | |
20 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
21 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
22 | * GNU General Public License for more details. | |
23 | * | |
24 | * You should have received a copy of the GNU General Public License | |
25 | * along with this program; if not, write to the Free Software | |
26 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | |
27 | * | |
28 | */ | |
29 | ||
30 | #ifndef __ASM_ARCH_OMAP_CPU_H | |
31 | #define __ASM_ARCH_OMAP_CPU_H | |
32 | ||
8e25ad96 KH |
33 | /* |
34 | * Omap device type i.e. EMU/HS/TST/GP/BAD | |
35 | */ | |
36 | #define OMAP2_DEVICE_TYPE_TEST 0 | |
37 | #define OMAP2_DEVICE_TYPE_EMU 1 | |
38 | #define OMAP2_DEVICE_TYPE_SEC 2 | |
39 | #define OMAP2_DEVICE_TYPE_GP 3 | |
40 | #define OMAP2_DEVICE_TYPE_BAD 4 | |
41 | ||
42 | int omap_type(void); | |
43 | ||
097c584c PW |
44 | struct omap_chip_id { |
45 | u8 oc; | |
a8823143 | 46 | u8 type; |
097c584c PW |
47 | }; |
48 | ||
49 | #define OMAP_CHIP_INIT(x) { .oc = x } | |
50 | ||
a8823143 | 51 | /* |
84a34344 | 52 | * omap_rev bits: |
a8823143 TL |
53 | * CPU id bits (0730, 1510, 1710, 2422...) [31:16] |
54 | * CPU revision (See _REV_ defined in cpu.h) [15:08] | |
55 | * CPU class bits (15xx, 16xx, 24xx, 34xx...) [07:00] | |
56 | */ | |
84a34344 | 57 | unsigned int omap_rev(void); |
1da177e4 | 58 | |
1da177e4 LT |
59 | /* |
60 | * Test if multicore OMAP support is needed | |
61 | */ | |
9839c6b8 TL |
62 | #undef MULTI_OMAP1 |
63 | #undef MULTI_OMAP2 | |
1da177e4 LT |
64 | #undef OMAP_NAME |
65 | ||
66 | #ifdef CONFIG_ARCH_OMAP730 | |
67 | # ifdef OMAP_NAME | |
9839c6b8 TL |
68 | # undef MULTI_OMAP1 |
69 | # define MULTI_OMAP1 | |
1da177e4 LT |
70 | # else |
71 | # define OMAP_NAME omap730 | |
72 | # endif | |
73 | #endif | |
ae302f40 ZM |
74 | #ifdef CONFIG_ARCH_OMAP850 |
75 | # ifdef OMAP_NAME | |
76 | # undef MULTI_OMAP1 | |
77 | # define MULTI_OMAP1 | |
78 | # else | |
79 | # define OMAP_NAME omap850 | |
80 | # endif | |
81 | #endif | |
9ad5897c | 82 | #ifdef CONFIG_ARCH_OMAP15XX |
1da177e4 | 83 | # ifdef OMAP_NAME |
9839c6b8 TL |
84 | # undef MULTI_OMAP1 |
85 | # define MULTI_OMAP1 | |
1da177e4 LT |
86 | # else |
87 | # define OMAP_NAME omap1510 | |
88 | # endif | |
89 | #endif | |
90 | #ifdef CONFIG_ARCH_OMAP16XX | |
91 | # ifdef OMAP_NAME | |
9839c6b8 TL |
92 | # undef MULTI_OMAP1 |
93 | # define MULTI_OMAP1 | |
1da177e4 | 94 | # else |
9839c6b8 | 95 | # define OMAP_NAME omap16xx |
1da177e4 LT |
96 | # endif |
97 | #endif | |
2c17f615 | 98 | #if (defined(CONFIG_ARCH_OMAP24XX) || defined(CONFIG_ARCH_OMAP34XX)) |
9839c6b8 TL |
99 | # if (defined(OMAP_NAME) || defined(MULTI_OMAP1)) |
100 | # error "OMAP1 and OMAP2 can't be selected at the same time" | |
2c17f615 SMK |
101 | # endif |
102 | #endif | |
103 | #ifdef CONFIG_ARCH_OMAP2420 | |
104 | # ifdef OMAP_NAME | |
105 | # undef MULTI_OMAP2 | |
106 | # define MULTI_OMAP2 | |
1da177e4 | 107 | # else |
2c17f615 SMK |
108 | # define OMAP_NAME omap2420 |
109 | # endif | |
110 | #endif | |
111 | #ifdef CONFIG_ARCH_OMAP2430 | |
112 | # ifdef OMAP_NAME | |
113 | # undef MULTI_OMAP2 | |
114 | # define MULTI_OMAP2 | |
115 | # else | |
116 | # define OMAP_NAME omap2430 | |
117 | # endif | |
118 | #endif | |
119 | #ifdef CONFIG_ARCH_OMAP3430 | |
120 | # ifdef OMAP_NAME | |
9839c6b8 | 121 | # undef MULTI_OMAP2 |
2c17f615 SMK |
122 | # define MULTI_OMAP2 |
123 | # else | |
124 | # define OMAP_NAME omap3430 | |
1da177e4 LT |
125 | # endif |
126 | #endif | |
127 | ||
128 | /* | |
9839c6b8 TL |
129 | * Macros to group OMAP into cpu classes. |
130 | * These can be used in most places. | |
ae302f40 | 131 | * cpu_is_omap7xx(): True for OMAP730, OMAP850 |
9ad5897c | 132 | * cpu_is_omap15xx(): True for OMAP1510, OMAP5910 and OMAP310 |
9839c6b8 | 133 | * cpu_is_omap16xx(): True for OMAP1610, OMAP5912 and OMAP1710 |
9ad5897c TL |
134 | * cpu_is_omap24xx(): True for OMAP2420, OMAP2422, OMAP2423, OMAP2430 |
135 | * cpu_is_omap242x(): True for OMAP2420, OMAP2422, OMAP2423 | |
136 | * cpu_is_omap243x(): True for OMAP2430 | |
2c17f615 | 137 | * cpu_is_omap343x(): True for OMAP3430 |
1da177e4 | 138 | */ |
84a34344 | 139 | #define GET_OMAP_CLASS (omap_rev() & 0xff) |
1da177e4 | 140 | |
1da177e4 LT |
141 | #define IS_OMAP_CLASS(class, id) \ |
142 | static inline int is_omap ##class (void) \ | |
143 | { \ | |
144 | return (GET_OMAP_CLASS == (id)) ? 1 : 0; \ | |
145 | } | |
146 | ||
84a34344 | 147 | #define GET_OMAP_SUBCLASS ((omap_rev() >> 20) & 0x0fff) |
9ad5897c TL |
148 | |
149 | #define IS_OMAP_SUBCLASS(subclass, id) \ | |
150 | static inline int is_omap ##subclass (void) \ | |
151 | { \ | |
152 | return (GET_OMAP_SUBCLASS == (id)) ? 1 : 0; \ | |
153 | } | |
154 | ||
1da177e4 LT |
155 | IS_OMAP_CLASS(7xx, 0x07) |
156 | IS_OMAP_CLASS(15xx, 0x15) | |
157 | IS_OMAP_CLASS(16xx, 0x16) | |
158 | IS_OMAP_CLASS(24xx, 0x24) | |
2c17f615 | 159 | IS_OMAP_CLASS(34xx, 0x34) |
1da177e4 | 160 | |
9ad5897c TL |
161 | IS_OMAP_SUBCLASS(242x, 0x242) |
162 | IS_OMAP_SUBCLASS(243x, 0x243) | |
2c17f615 | 163 | IS_OMAP_SUBCLASS(343x, 0x343) |
9ad5897c | 164 | |
9839c6b8 TL |
165 | #define cpu_is_omap7xx() 0 |
166 | #define cpu_is_omap15xx() 0 | |
167 | #define cpu_is_omap16xx() 0 | |
168 | #define cpu_is_omap24xx() 0 | |
9ad5897c TL |
169 | #define cpu_is_omap242x() 0 |
170 | #define cpu_is_omap243x() 0 | |
2c17f615 SMK |
171 | #define cpu_is_omap34xx() 0 |
172 | #define cpu_is_omap343x() 0 | |
44169075 SS |
173 | #define cpu_is_omap44xx() 0 |
174 | #define cpu_is_omap443x() 0 | |
9839c6b8 TL |
175 | |
176 | #if defined(MULTI_OMAP1) | |
177 | # if defined(CONFIG_ARCH_OMAP730) | |
178 | # undef cpu_is_omap7xx | |
179 | # define cpu_is_omap7xx() is_omap7xx() | |
180 | # endif | |
ae302f40 ZM |
181 | # if defined(CONFIG_ARCH_OMAP850) |
182 | # undef cpu_is_omap7xx | |
183 | # define cpu_is_omap7xx() is_omap7xx() | |
184 | # endif | |
9ad5897c | 185 | # if defined(CONFIG_ARCH_OMAP15XX) |
9839c6b8 TL |
186 | # undef cpu_is_omap15xx |
187 | # define cpu_is_omap15xx() is_omap15xx() | |
188 | # endif | |
189 | # if defined(CONFIG_ARCH_OMAP16XX) | |
190 | # undef cpu_is_omap16xx | |
1da177e4 LT |
191 | # define cpu_is_omap16xx() is_omap16xx() |
192 | # endif | |
193 | #else | |
194 | # if defined(CONFIG_ARCH_OMAP730) | |
9839c6b8 | 195 | # undef cpu_is_omap7xx |
1da177e4 | 196 | # define cpu_is_omap7xx() 1 |
1da177e4 | 197 | # endif |
ae302f40 ZM |
198 | # if defined(CONFIG_ARCH_OMAP850) |
199 | # undef cpu_is_omap7xx | |
200 | # define cpu_is_omap7xx() 1 | |
201 | # endif | |
9ad5897c | 202 | # if defined(CONFIG_ARCH_OMAP15XX) |
9839c6b8 | 203 | # undef cpu_is_omap15xx |
1da177e4 | 204 | # define cpu_is_omap15xx() 1 |
1da177e4 LT |
205 | # endif |
206 | # if defined(CONFIG_ARCH_OMAP16XX) | |
9839c6b8 | 207 | # undef cpu_is_omap16xx |
1da177e4 | 208 | # define cpu_is_omap16xx() 1 |
9839c6b8 | 209 | # endif |
2c17f615 SMK |
210 | #endif |
211 | ||
212 | #if defined(MULTI_OMAP2) | |
9839c6b8 TL |
213 | # if defined(CONFIG_ARCH_OMAP24XX) |
214 | # undef cpu_is_omap24xx | |
9ad5897c TL |
215 | # undef cpu_is_omap242x |
216 | # undef cpu_is_omap243x | |
2c17f615 | 217 | # define cpu_is_omap24xx() is_omap24xx() |
9ad5897c TL |
218 | # define cpu_is_omap242x() is_omap242x() |
219 | # define cpu_is_omap243x() is_omap243x() | |
1da177e4 | 220 | # endif |
2c17f615 SMK |
221 | # if defined(CONFIG_ARCH_OMAP34XX) |
222 | # undef cpu_is_omap34xx | |
223 | # undef cpu_is_omap343x | |
224 | # define cpu_is_omap34xx() is_omap34xx() | |
225 | # define cpu_is_omap343x() is_omap343x() | |
226 | # endif | |
227 | #else | |
228 | # if defined(CONFIG_ARCH_OMAP24XX) | |
229 | # undef cpu_is_omap24xx | |
230 | # define cpu_is_omap24xx() 1 | |
231 | # endif | |
232 | # if defined(CONFIG_ARCH_OMAP2420) | |
233 | # undef cpu_is_omap242x | |
234 | # define cpu_is_omap242x() 1 | |
235 | # endif | |
236 | # if defined(CONFIG_ARCH_OMAP2430) | |
237 | # undef cpu_is_omap243x | |
238 | # define cpu_is_omap243x() 1 | |
239 | # endif | |
240 | # if defined(CONFIG_ARCH_OMAP34XX) | |
241 | # undef cpu_is_omap34xx | |
242 | # define cpu_is_omap34xx() 1 | |
243 | # endif | |
244 | # if defined(CONFIG_ARCH_OMAP3430) | |
245 | # undef cpu_is_omap343x | |
246 | # define cpu_is_omap343x() 1 | |
247 | # endif | |
1da177e4 LT |
248 | #endif |
249 | ||
9839c6b8 TL |
250 | /* |
251 | * Macros to detect individual cpu types. | |
252 | * These are only rarely needed. | |
9ad5897c | 253 | * cpu_is_omap330(): True for OMAP330 |
9839c6b8 | 254 | * cpu_is_omap730(): True for OMAP730 |
ae302f40 | 255 | * cpu_is_omap850(): True for OMAP850 |
9839c6b8 TL |
256 | * cpu_is_omap1510(): True for OMAP1510 |
257 | * cpu_is_omap1610(): True for OMAP1610 | |
258 | * cpu_is_omap1611(): True for OMAP1611 | |
259 | * cpu_is_omap5912(): True for OMAP5912 | |
260 | * cpu_is_omap1621(): True for OMAP1621 | |
261 | * cpu_is_omap1710(): True for OMAP1710 | |
262 | * cpu_is_omap2420(): True for OMAP2420 | |
9ad5897c TL |
263 | * cpu_is_omap2422(): True for OMAP2422 |
264 | * cpu_is_omap2423(): True for OMAP2423 | |
265 | * cpu_is_omap2430(): True for OMAP2430 | |
2c17f615 | 266 | * cpu_is_omap3430(): True for OMAP3430 |
9839c6b8 | 267 | */ |
84a34344 | 268 | #define GET_OMAP_TYPE ((omap_rev() >> 16) & 0xffff) |
9839c6b8 TL |
269 | |
270 | #define IS_OMAP_TYPE(type, id) \ | |
271 | static inline int is_omap ##type (void) \ | |
272 | { \ | |
273 | return (GET_OMAP_TYPE == (id)) ? 1 : 0; \ | |
274 | } | |
275 | ||
9ad5897c | 276 | IS_OMAP_TYPE(310, 0x0310) |
9839c6b8 | 277 | IS_OMAP_TYPE(730, 0x0730) |
ae302f40 | 278 | IS_OMAP_TYPE(850, 0x0850) |
9839c6b8 TL |
279 | IS_OMAP_TYPE(1510, 0x1510) |
280 | IS_OMAP_TYPE(1610, 0x1610) | |
281 | IS_OMAP_TYPE(1611, 0x1611) | |
282 | IS_OMAP_TYPE(5912, 0x1611) | |
283 | IS_OMAP_TYPE(1621, 0x1621) | |
284 | IS_OMAP_TYPE(1710, 0x1710) | |
285 | IS_OMAP_TYPE(2420, 0x2420) | |
9ad5897c TL |
286 | IS_OMAP_TYPE(2422, 0x2422) |
287 | IS_OMAP_TYPE(2423, 0x2423) | |
288 | IS_OMAP_TYPE(2430, 0x2430) | |
2c17f615 | 289 | IS_OMAP_TYPE(3430, 0x3430) |
9839c6b8 | 290 | |
9ad5897c | 291 | #define cpu_is_omap310() 0 |
9839c6b8 | 292 | #define cpu_is_omap730() 0 |
ae302f40 | 293 | #define cpu_is_omap850() 0 |
9839c6b8 TL |
294 | #define cpu_is_omap1510() 0 |
295 | #define cpu_is_omap1610() 0 | |
296 | #define cpu_is_omap5912() 0 | |
297 | #define cpu_is_omap1611() 0 | |
298 | #define cpu_is_omap1621() 0 | |
299 | #define cpu_is_omap1710() 0 | |
300 | #define cpu_is_omap2420() 0 | |
9ad5897c TL |
301 | #define cpu_is_omap2422() 0 |
302 | #define cpu_is_omap2423() 0 | |
303 | #define cpu_is_omap2430() 0 | |
2c17f615 | 304 | #define cpu_is_omap3430() 0 |
9839c6b8 | 305 | |
9839c6b8 TL |
306 | /* |
307 | * Whether we have MULTI_OMAP1 or not, we still need to distinguish | |
a9f82d10 | 308 | * between 730 vs 850, 330 vs. 1510 and 1611B/5912 vs. 1710. |
9839c6b8 | 309 | */ |
a9f82d10 TL |
310 | |
311 | #if defined(CONFIG_ARCH_OMAP730) | |
312 | # undef cpu_is_omap730 | |
313 | # define cpu_is_omap730() is_omap730() | |
314 | #endif | |
315 | ||
316 | #if defined(CONFIG_ARCH_OMAP850) | |
317 | # undef cpu_is_omap850 | |
318 | # define cpu_is_omap850() is_omap850() | |
319 | #endif | |
320 | ||
9ad5897c TL |
321 | #if defined(CONFIG_ARCH_OMAP15XX) |
322 | # undef cpu_is_omap310 | |
323 | # undef cpu_is_omap1510 | |
324 | # define cpu_is_omap310() is_omap310() | |
325 | # define cpu_is_omap1510() is_omap1510() | |
326 | #endif | |
327 | ||
9839c6b8 TL |
328 | #if defined(CONFIG_ARCH_OMAP16XX) |
329 | # undef cpu_is_omap1610 | |
330 | # undef cpu_is_omap1611 | |
331 | # undef cpu_is_omap5912 | |
332 | # undef cpu_is_omap1621 | |
333 | # undef cpu_is_omap1710 | |
1da177e4 | 334 | # define cpu_is_omap1610() is_omap1610() |
9839c6b8 | 335 | # define cpu_is_omap1611() is_omap1611() |
1da177e4 | 336 | # define cpu_is_omap5912() is_omap5912() |
9839c6b8 | 337 | # define cpu_is_omap1621() is_omap1621() |
1da177e4 | 338 | # define cpu_is_omap1710() is_omap1710() |
9839c6b8 TL |
339 | #endif |
340 | ||
9ad5897c TL |
341 | #if defined(CONFIG_ARCH_OMAP24XX) |
342 | # undef cpu_is_omap2420 | |
343 | # undef cpu_is_omap2422 | |
344 | # undef cpu_is_omap2423 | |
345 | # undef cpu_is_omap2430 | |
346 | # define cpu_is_omap2420() is_omap2420() | |
347 | # define cpu_is_omap2422() is_omap2422() | |
348 | # define cpu_is_omap2423() is_omap2423() | |
349 | # define cpu_is_omap2430() is_omap2430() | |
1da177e4 LT |
350 | #endif |
351 | ||
2c17f615 SMK |
352 | #if defined(CONFIG_ARCH_OMAP34XX) |
353 | # undef cpu_is_omap3430 | |
354 | # define cpu_is_omap3430() is_omap3430() | |
355 | #endif | |
356 | ||
44169075 SS |
357 | # if defined(CONFIG_ARCH_OMAP4) |
358 | # undef cpu_is_omap44xx | |
359 | # undef cpu_is_omap443x | |
360 | # define cpu_is_omap44xx() 1 | |
361 | # define cpu_is_omap443x() 1 | |
362 | # endif | |
363 | ||
9ad5897c | 364 | /* Macros to detect if we have OMAP1 or OMAP2 */ |
ae302f40 | 365 | #define cpu_class_is_omap1() (cpu_is_omap7xx() || cpu_is_omap15xx() || \ |
9ad5897c | 366 | cpu_is_omap16xx()) |
44169075 SS |
367 | #define cpu_class_is_omap2() (cpu_is_omap24xx() || cpu_is_omap34xx() || \ |
368 | cpu_is_omap44xx()) | |
2c17f615 | 369 | |
a8823143 TL |
370 | /* Various silicon revisions for omap2 */ |
371 | #define OMAP242X_CLASS 0x24200024 | |
372 | #define OMAP2420_REV_ES1_0 0x24200024 | |
373 | #define OMAP2420_REV_ES2_0 0x24201024 | |
2c17f615 | 374 | |
a8823143 TL |
375 | #define OMAP243X_CLASS 0x24300024 |
376 | #define OMAP2430_REV_ES1_0 0x24300024 | |
2c17f615 | 377 | |
a8823143 TL |
378 | #define OMAP343X_CLASS 0x34300034 |
379 | #define OMAP3430_REV_ES1_0 0x34300034 | |
380 | #define OMAP3430_REV_ES2_0 0x34301034 | |
381 | #define OMAP3430_REV_ES2_1 0x34302034 | |
382 | #define OMAP3430_REV_ES3_0 0x34303034 | |
187e688d | 383 | #define OMAP3430_REV_ES3_1 0x34304034 |
097c584c | 384 | |
44169075 SS |
385 | #define OMAP443X_CLASS 0x44300034 |
386 | ||
097c584c PW |
387 | /* |
388 | * omap_chip bits | |
389 | * | |
390 | * CHIP_IS_OMAP{2420,2430,3430} indicate that a particular structure is | |
391 | * valid on all chips of that type. CHIP_IS_OMAP3430ES{1,2} indicates | |
392 | * something that is only valid on that particular ES revision. | |
393 | * | |
394 | * These bits may be ORed together to indicate structures that are | |
395 | * available on multiple chip types. | |
396 | * | |
397 | * To test whether a particular structure matches the current OMAP chip type, | |
398 | * use omap_chip_is(). | |
399 | * | |
400 | */ | |
d41ad520 PW |
401 | #define CHIP_IS_OMAP2420 (1 << 0) |
402 | #define CHIP_IS_OMAP2430 (1 << 1) | |
403 | #define CHIP_IS_OMAP3430 (1 << 2) | |
404 | #define CHIP_IS_OMAP3430ES1 (1 << 3) | |
405 | #define CHIP_IS_OMAP3430ES2 (1 << 4) | |
406 | #define CHIP_IS_OMAP3430ES3_0 (1 << 5) | |
407 | #define CHIP_IS_OMAP3430ES3_1 (1 << 6) | |
408 | ||
409 | #define CHIP_IS_OMAP24XX (CHIP_IS_OMAP2420 | CHIP_IS_OMAP2430) | |
410 | ||
411 | /* | |
412 | * "GE" here represents "greater than or equal to" in terms of ES | |
413 | * levels. So CHIP_GE_OMAP3430ES2 is intended to match all OMAP3430 | |
414 | * chips at ES2 and beyond, but not, for example, any OMAP lines after | |
415 | * OMAP3. | |
416 | */ | |
417 | #define CHIP_GE_OMAP3430ES2 (CHIP_IS_OMAP3430ES2 | \ | |
418 | CHIP_IS_OMAP3430ES3_0 | \ | |
419 | CHIP_IS_OMAP3430ES3_1) | |
420 | #define CHIP_GE_OMAP3430ES3_1 (CHIP_IS_OMAP3430ES3_1) | |
097c584c | 421 | |
097c584c PW |
422 | |
423 | int omap_chip_is(struct omap_chip_id oci); | |
097c584c | 424 | void omap2_check_revision(void); |
a9f82d10 TL |
425 | |
426 | #endif |